Display panel for an informational display



FIG. 1 is a front, top and right side perspective view of an information display for railroads, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof; and,

FIG. 5 is a top plan view thereof.

The broken lines represent a display panel and form no part of the claimed design. 

CLAIM The ornamental design for a display panel for an informational display, as shown and described. 